Description
Overview
GAOTek digital whiteness color meter – user friendly can easily achieve ASTM D1003 non-compensated method, ISO 13468 compensated method, full transmittance, and haze testing. Through its precision concave grating and 256-pixel CMOS detector, it can accurately collect the transmittance curve of samples and output various chromaticity data, achieving highly accurate and repeatable measurements of transmittance, haze, and chromaticity.
Features
- Dual ISO & ASTM Standards Compatibility
- Multiple Observation Light Sources for Color Spaces
- User-friendly Interface for Ease of Use
- High Precision with 256-pixel Dual-array CMOS Sensor
- Compensation Port for Accurate Data
- Quality Management Software for Comprehensive Analysis
Technical Specifications
| Lighting Method | Transmission: 0/D (parallel light illumination, diffuse reception) Conforms to standards: ASTM D1003 or 1044, ISO 13468, ISO 14782, GB/T 2410, JJF 1303-2011, CIE 15.2, GB/T 3978, ASTM E308, JIS K7105, JIS K7361, JIS K 7136 |
| Integral Sphere Size | Φ 6.06 in (15.4 cm) |
| Lighting Sources | 400 nm to 700 nm combined LED light source (wavelength can be extended and customised) |
| Spectral Mode | concave grating |
| Sensor | 256 pixel dual-array CMOS image sensor |
| Measurement Wavelength Range | 400 nm to 700 nm (wavelength can be extended and customized) |
| Wavelength Spacing | 10 nm |
| Half Bandwidth | 10 nm |
| Transmittance Measurement Range | 0 % to 100 % |
| Measuring Aperture | Φ 0.79 in, Φ 0.59 in, Φ 0.31 in, or Φ 0.16 in (2 cm, 1.4 cm, 7.8 mm, 4 mm (choose a single calibre) |
| Sample Size | thickness less than 4.13 in (10.5 cm) |
| Colour Space | CIE LAB, XYZ, Yxy, LCh, s-RGB, βxy |
| Chromatic Aberration Formula | ΔE x ab, ΔE x 94, ΔE x cmc (2:1), ΔE x cmc(1:1), ΔE x 00 |
| Other Chromaticity Indicators | Haze (ASTM D1003 or 1044, ISO 13468), Transmittance T (ISO), Transmittance T (ASTM) WI (ASTM E313, CIE or ISO, AATCC, Hunter). YI (ASTM D1925, ASTM 313). Absorbance, Cobalt-Platinum Index, Gardner Index |
| Observer Angle | 2 ° or 10 ° |
| Observation Light Source | D65, A, C, D50, D55, D75, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, CWF, DLF, TL83, TL84, TPL5, U30 |
| Display | Spectrogram, Sample Chromaticity Value, Colour Difference Value or Chart, Colour Product Chart, Colour Simulation, Pass or Fail Results |
| Measuring Time | about 1.5 s |
| Resolution Of Haze | 0.01 unit |
| Repeatability Of Haze | Φ 0.79 in (2 cm) calibre, less than 0.05 or less (after the instrument is preheated and calibrated, test the standard haze film with haze of about 30 for 30 times standard deviation value at an interval of 5 seconds). |
| Difference Between Tables | Φ 0.79 in (2 cm) calibre, less than 0.4 or less (after the instrument is preheated and calibrated, the standard deviation between the standard haze film and the reference value is tested at intervals of 5 s). |
| Power Supply | DC 24 V, 3 A power adapter power supply |
| Illumination Source Life | 5 years more than 3 million measurements |
| Display | TFT true color 7-inch, capacitive touch screen |
| Interface | USB, print serial port, Bluetooth |
| Data Storage | 5000 standard samples, 20000 specimens |
| Operating Temperature Range | 32 °F to 104 °F (0 °C to 40 °C) |
| Storage Temperature Range | -4 °F to 122 °F (-20 °C to 50 °C) |
| Dimensions | 19.17 in x 10.24 in x 11.73 in (48.7 cm x 26 cm x 29.8 cm) |
| Weight | 17.64 lb (8 kg) |